Re: Amplify the hell out of it.

From: Dieter Knollman (djhk_at_comcast.net)
Date: 02/17/05 

Date: Thu, 17 Feb 2005 15:08:20 -0700

Greg,

In addition to opamp gain, noise will be a mayor factor.
Especially noise on the ground lead.
Look at http://mywebpages.comcast.net/djhk/Noise.htm
for a discussion.

Dieter

"Gregory L. Hansen" <glhansen@steel.ucs.indiana.edu> wrote in message
news:cv2do0$l0$6@rainier.uits.indiana.edu...
>
> I know how to build the basic inverting and non-inverting op-amp
> amplifiers, and they seem to work well enough for reasonable gains like
> in the 10's. But what if I want to amplify a small signal by a factor
> of 1000 or so? It seems like there must be a lot of issues swept aside in
> the intro books that will rear up-- non-linearities, zeroing, I don't know
> what else.
>
> Any advice?
>
> --
> "Tell me, Dr. Einstein, at what time does Boston arrive at this train?"
>

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